 Technetium (99mTc) medronic acid

Technetium (99mTc) medronic acid is a radiopharmaceutical used primarily in diagnostic imaging, particularly in bone scans. The compound consists of technetium-99m (a radioisotope of technetium) bound to medronic acid (also known as methylenediphosphonic acid or MDP), which is a bisphosphonate compound.